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Faculty of Medical Sciences

Influence of different types of feedback on learning to control grip force with a myoelectric prosthesis

Jacobus meergenaamd van de Zande, J.C. (2012) Influence of different types of feedback on learning to control grip force with a myoelectric prosthesis. thesis, Human Movement Sciences.

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Abstract

Training can be used to enhance the functionality of a myoelectric prosthesis. One of the aspects of a good control of the prosthesis is to be able to control the grip force of the hand when picking up objects. Providing appropriate feedback can help to improve control of the grip force applied to a picked-up object. The purpose of this research is to determine what type of feedback facilitates learning to control the force of a myoelectric prosthesis. Two types of augmented feedback are used; knowledge of result (KR) and knowledge of performance (KP). Furthermore, when learning a task, a lot of variability is present at the beginning of the learning process. During the learning process, this variability is reduced. The method of Muller and Sternad (2004) is used to take a closer look at the variability. Sixteen ablebodied participants participated in the study, they were divided into two groups that each received a different form of feedback (KR or KP). They performed a pre-, post- and retention test and between the pre- and post test they followed a training. The training was a computer game in which a ball had to be released with a certain angle and velocity to hit a goal. The results show a better performance on the test and as well on the training of the group that received KR as feedback. Therefore, it is suggested that KR is more beneficial in learning to control the force of a myoelectric prosthesis.

Item Type: Thesis (Thesis)
Supervisor name: Supervisors: and Bongers, R.M. & and Bouwsema, H.
Faculty: Medical Sciences
Date Deposited: 25 Jun 2020 10:44
Last Modified: 25 Jun 2020 10:44
URI: https://umcg.studenttheses.ub.rug.nl/id/eprint/515

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